KeyMod quick mounting arrangement

Abstract

A KeyMod quick mounting arrangement is arranged for detachably coupling an accessory at a firearm having a KeyMod mounting slot, wherein the arrangement includes a mounting body extended from the accessory, a positioning member protruded from a second side of the mounting body for detachably engaging with a narrow slot portion of the mounting slot, and a coupling head having a head portion outwardly protruded from said second side of the mounting body. In a securing position, the head portion of the coupling head is arranged for being disposed in an enlarged slot portion of the mounting slot so as to secure the accessory at the firearm. In a releasing position, the head portion of the coupling head is arranged for disengaging with the enlarged slot portion of the mounting slot so as to enable the accessory to be detached from the firearm.

What is claimed is: 
     
       1. A quick mounting arrangement for detachably coupling an accessory at a firearm having one or more mounting slots, comprising:
 a mounting body having a first side adapted for extending from said accessory to be detachably coupled with said firearm, and an opposed second side; 
 a positioning unit which comprises a positioning member protruded from said second side of said mounting body for detachably engaging with a narrow slot portion of said mounting slot; 
 a coupling head, which is movably extended from said mounting body between a releasing position and a securing position, having a head portion for engaging with said mounting slot, wherein in said securing position, said head portion of said coupling head is arranged for being disposed in an enlarged slot portion of said mounting slot so as to secure said accessory at said firearm, and in said releasing position, said head portion of said coupling head is arranged for disengaging with said enlarged slot portion of said mounting slot so as to enable said accessory to be detached from said firearm; and 
 an actuating unit for moving said coupling head between said securing position and said releasing position, wherein said actuating unit comprises an actuating member pivotally coupled at a sidewall of said mounting body to push said head portion of said coupling head to be protruded from said second side of said mounting body in said securing position and to pull said head portion of said coupling head back to said second side of said mounting body in said releasing position, wherein said actuating unit further comprises a transmission arm having two ends pivotally coupled at said coupling head and said actuating member respectively, such that when said actuating member is pivotally moved toward said sidewall of said mounting body, said transmission arm is pivotally actuated to push said head portion of said coupling head in said securing position, and when said actuating member is pivotally moved away from said sidewall of said mounting body, said transmission arm is pivotally actuated to pull said head portion of said coupling head in said releasing position. 
 
     
     
       2. The quick mounting arrangement, as recited in  claim 1 , wherein said coupling head is slidably coupled at said mounting body such that in said securing position, said head portion of said coupling head is slidably protruded from said second side of said mounting body for being disposed in said enlarged slot portion of said mounting slot, and in said releasing position, said head portion of said coupling head is slid back to align with said second side of said mounting body for disengaging with said enlarged slot portion of said mounting slot. 
     
     
       3. The quick mounting arrangement, as recited in  claim 2 , wherein said mounting body further has a sliding slot indently formed on said second side of said mounting body, wherein said coupling head is slidably disposed at said sliding slot to guide said coupling head to slide between said securing position and said releasing position. 
     
     
       4. The quick mounting arrangement, as recited in  claim 1 , wherein said positioning member is upwardly protruded from said second side of said mounting body for slidably engaging with said narrow slot portion of said mounting slot from said enlarged slot portion thereof. 
     
     
       5. A quick mounting arrangement for detachably coupling an accessory at a firearm having one or more mounting slots, comprising:
 a mounting body having a first side adapted for extending from said accessory to be detachably coupled with said firearm, and an opposed second side; 
 a positioning unit which comprises a positioning member protruded from said second side of said mounting body for detachably engaging with a narrow slot portion of said mounting slot; 
 a coupling head, which is movably extended from said mounting body between a releasing position and a securing position, having a head portion for engaging with said mounting slot, wherein in said securing position, said head portion of said coupling head is arranged for being disposed in an enlarged slot portion of said mounting slot so as to secure said accessory at said firearm, and in said releasing position, said head portion of said coupling head is arranged for disengaging with said enlarged slot portion of said mounting slot so as to enable said accessory to be detached from said firearm; and 
 an actuating unit for moving said coupling head between said securing position and said releasing position, wherein said actuating unit comprises an actuating member pivotally coupled at a sidewall of said mounting body to push said head portion of said coupling head to be protruded from said second side of said mounting body in said securing position and to pull said head portion of said coupling head back to said second side of said mounting body in said releasing position, wherein said actuating member has a top flat supporting surface and a pushing corner extended from said supporting surface, such that when said actuating member is pivotally moved toward said sidewall of said mounting body, said coupling head is pushed by said pushing corner of said actuating member in said securing position, and when said actuating member is pivotally moved away from said sidewall of said mounting body, said coupling head is supported by said supporting surface of said actuating member in said releasing position. 
 
     
     
       6. The quick mounting arrangement, as recited in  claim 5 , wherein said coupling head is slidably coupled at said mounting body such that in said securing position, said head portion of said coupling head is slidably protruded from said second side of said mounting body for being disposed in said enlarged slot portion of said mounting slot, and in said releasing position, said head portion of said coupling head is slid back to align with said second side of said mounting body for disengaging with said enlarged slot portion of said mounting slot. 
     
     
       7. The quick mounting arrangement, as recited in  claim 6 , wherein said mounting body further has a sliding slot indently formed on said second side of said mounting body, wherein said coupling head is slidably disposed at said sliding slot to guide said coupling head to slide between said securing position and said releasing position. 
     
     
       8. The quick mounting arrangement, as recited in  claim 5 , wherein said positioning member is upwardly protruded from said second side of said mounting body for slidably engaging with said narrow slot portion of said mounting slot from said enlarged slot portion thereof. 
     
     
       9. A quick mounting arrangement for detachably coupling an accessory at a firearm having one or more mounting slots, comprising:
 a mounting body having a first side adapted for extending from said accessory to be detachably coupled with said firearm, and an opposed second side; 
 a positioning unit which comprises a positioning member protruded from said second side of said mounting body for detachably engaging with a narrow slot portion of said mounting slot; 
 a coupling head, which is movably extended from said mounting body between a releasing position and a securing position, having a head portion for engaging with said mounting slot, wherein in said securing position, said head portion of said coupling head is arranged for being disposed in an enlarged slot portion of said mounting slot so as to secure said accessory at said firearm, and in said releasing position, said head portion of said coupling head is arranged for disengaging with said enlarged slot portion of said mounting slot so as to enable said accessory to be detached from said firearm; and 
 an actuating unit for moving said coupling head between said securing position and said releasing position, wherein said actuating unit comprises an actuating member pivotally coupled at a sidewall of said mounting body to push said head portion of said coupling head to be protruded from said second side of said mounting body in said securing position and to pull said head portion of said coupling head back to said second side of said mounting body in said releasing position, wherein said actuating member has a top flat supporting surface, a side flat supporting surface, and a guiding corner extended between said top flat supporting surface and said side flat supporting surface, such that when said actuating member is pivotally moved toward said sidewall of said mounting body, said coupling head is pushed by said top flat supporting surface of said actuating member in said securing position, and when said actuating member is pivotally moved away from said sidewall of said mounting body, said coupling head is supported by said side flat supporting surface of said actuating member in said releasing position. 
 
     
     
       10. The quick mounting arrangement, as recited in  claim 9 , wherein said coupling head is slidably coupled at said mounting body such that in said securing position, said head portion of said coupling head is slidably protruded from said second side of said mounting body for being disposed in said enlarged slot portion of said mounting slot, and in said releasing position, said head portion of said coupling head is slid back to align with said second side of said mounting body for disengaging with said enlarged slot portion of said mounting slot. 
     
     
       11. The quick mounting arrangement, as recited in  claim 10 , wherein said mounting body further has a sliding slot indently formed on said second side of said mounting body, wherein said coupling head is slidably disposed at said sliding slot to guide said coupling head to slide between said securing position and said releasing position. 
     
     
       12. The quick mounting arrangement, as recited in  claim 9 , wherein said positioning member is upwardly protruded from said second side of said mounting body for slidably engaging with said narrow slot portion of said mounting slot from said enlarged slot portion thereof. 
     
     
       13. The quick mounting arrangement, as recited in  claim 9 , further comprising a locker unit for releasably locking said coupling head in said securing position, wherein said locker unit has a locking groove formed at said sidewall of said mounting body and comprises a locking latch movably coupled at said actuating member, wherein when said actuating member is pivotally moved to said sidewall of said mounting body, said locking latch is moved to engage with said locking groove so as to lock up said coupling head in said securing position, wherein when said locking latch is moved to disengage with said locking groove, said actuating member is allowed to be pivotally moved away from said sidewall of said mounting body so as to move said coupling head from said securing position to said releasing position. 
     
     
       14. The quick mounting arrangement, as recited in  claim 9 , further comprising a locker unit for releasably locking said coupling head in said securing position, wherein said locking unit has a locking indention formed at said actuating member and comprises a resilient arm supported by said mounting body at a position that a free end of said resilient arm is engaged with said locking indention to lock up said coupling head in said securing position when said actuating member is pivotally moved to said sidewall of said mounting body, and a releasable switch slidably coupled at said mounting body to bend said free end of said resilient arm for disengaging with said locking indention so as to enable said actuating member to be pivotally moved away from said sidewall of said mounting body in order to move said coupling head from said securing position to said releasing position. 
     
     
       15. A quick mounting arrangement for detachably coupling an accessory at a firearm having one or more mounting slots, comprising:
 a mounting body having a first side adapted for extending from said accessory to be detachably coupled with said firearm, and an opposed second side; 
 a positioning unit which comprises a positioning member protruded from said second side of said mounting body for detachably engaging with a narrow slot portion of said mounting slot; 
 a coupling head, which is movably extended from said mounting body between a releasing position and a securing position, having a head portion for engaging with said mounting slot, wherein in said securing position, said head portion of said coupling head is arranged for being disposed in an enlarged slot portion of said mounting slot so as to secure said accessory at said firearm, and in said releasing position, said head portion of said coupling head is arranged for disengaging with said enlarged slot portion of said mounting slot so as to enable said accessory to be detached from said firearm; and 
 an actuating unit for moving said coupling head between said securing position and said releasing position, wherein said actuating unit comprises an actuating member rotatably supported at said mounting body at a position that a rotatable axle is located off-center of said actuating member, and a releasable switch coupled at said actuating member at said rotatable axle to drive said actuating member, wherein said actuating member has a driving portion defined at the longest distance between an circumferential surface and said rotatable axle and a releasing portion defined at the shortest distance between said circumferential surface and said rotatable axle, such that when said releasable switch is rotated at one direction, said head portion of said coupling head is moved to be protruded from said second side of said mounting body by said driving portion of said actuating member, and when said releasable switch is rotated at an opposite direction, said head portion of said coupling head is moved back to said second side of said mounting body by said releasing position of said actuating member. 
 
     
     
       16. The quick mounting arrangement, as recited in  claim 15 , wherein said coupling head is slidably coupled at said mounting body such that in said securing position, said head portion of said coupling head is slidably protruded from said second side of said mounting body for being disposed in said enlarged slot portion of said mounting slot, and in said releasing position, said head portion of said coupling head is slid back to align with said second side of said mounting body for disengaging with said enlarged slot portion of said mounting slot. 
     
     
       17. The quick mounting arrangement, as recited in  claim 16 , wherein said mounting body further has a sliding slot indently formed on said second side of said mounting body, wherein said coupling head is slidably disposed at said sliding slot to guide said coupling head to slide between said securing position and said releasing position. 
     
     
       18. The quick mounting arrangement, as recited in  claim 15 , wherein said positioning member is upwardly protruded from said second side of said mounting body for slidably engaging with said narrow slot portion of said mounting slot from said enlarged slot portion thereof. 
     
     
       19. A quick mounting arrangement for detachably coupling an accessory at a firearm having a mounting slot which has a narrow slot portion and an enlarged slot portion, comprising:
 a mounting body having a first side adapted for extending from said accessory to be detachably coupled with said firearm, an opposed second side, and a sliding slot indently formed on said second side of said mounting body; 
 a positioning unit protruded from said second side of said mounting body for detachably engaging with the narrow slot portion of the mounting slot when said positioning unit is slidably engaged with the narrow slot portion of the mounting slot from the enlarged slot portion thereof; and 
 a coupling head having a head portion, wherein said coupling head is movably disposed at said sliding slot of said mounting body and is reciprocatingly moved between a releasing position and a securing position, wherein at said securing position, said head portion of said coupling head is moved out of said sliding slot for being disposed in the enlarged slot portion of the mounting slot so as to secure said accessory at said firearm, wherein at said releasing position, said coupling head is received in said sliding slot at a position that said head portion of said coupling head is located at same level of or below said second side of said mounting body for disengaging with the enlarged slot portion of the mounting slot so as to enable the accessory to be detached from the firearm. 
 
     
     
       20. The quick mounting arrangement, as recited in  claim 19 , wherein said head portion of said coupling head has a tapered circumferential surface that a circumferential size of said head portion is gradually reducing from bottom to top, such that, in said securing position, said tapered circumferential surface of said head portion of said coupling head is arranged for biasing against a rim of said enlarged slot portion of said mounting slot.